1 lb salted fatback2 lbs yellow onions10 lbs catfish boneless nuggets1 can diced tomatoes (20 oz)1 can whole kernel corn (20 oz)2-1/2 lbs red potatoes1 can tuna in water (12 oz)3 Tbs Old Bay Seasoning2 Tbs salt1-1/2 Tbs black pepper3 Tbs Louisiana Hot Sauce1 stick butter   1. Cut fatback into 1/4-inch squares. Boil in...